1 //===- MSP430InstrInfo.td - MSP430 Instruction defs -----------*- tblgen-*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file describes the MSP430 instructions in TableGen format.
12 //===----------------------------------------------------------------------===//
14 include "MSP430InstrFormats.td"
16 //===----------------------------------------------------------------------===//
18 //===----------------------------------------------------------------------===//
19 class SDTCisI8<int OpNum> : SDTCisVT<OpNum, i8>;
20 class SDTCisI16<int OpNum> : SDTCisVT<OpNum, i16>;
22 //===----------------------------------------------------------------------===//
24 //===----------------------------------------------------------------------===//
25 def SDT_MSP430Call : SDTypeProfile<0, -1, [SDTCisVT<0, iPTR>]>;
26 def SDT_MSP430CallSeqStart : SDCallSeqStart<[SDTCisVT<0, i16>]>;
27 def SDT_MSP430CallSeqEnd : SDCallSeqEnd<[SDTCisVT<0, i16>, SDTCisVT<1, i16>]>;
28 def SDT_MSP430Wrapper : SDTypeProfile<1, 1, [SDTCisSameAs<0, 1>, SDTCisPtrTy<0>]>;
29 def SDT_MSP430Cmp : SDTypeProfile<0, 2, [SDTCisSameAs<0, 1>]>;
30 def SDT_MSP430BrCC : SDTypeProfile<0, 2, [SDTCisVT<0, OtherVT>,
32 def SDT_MSP430SelectCC : SDTypeProfile<1, 3, [SDTCisSameAs<0, 1>, SDTCisSameAs<1, 2>,
35 //===----------------------------------------------------------------------===//
36 // MSP430 Specific Node Definitions.
37 //===----------------------------------------------------------------------===//
38 def MSP430retflag : SDNode<"MSP430ISD::RET_FLAG", SDTNone,
39 [SDNPHasChain, SDNPOptInFlag]>;
41 def MSP430rra : SDNode<"MSP430ISD::RRA", SDTIntUnaryOp, []>;
42 def MSP430rla : SDNode<"MSP430ISD::RLA", SDTIntUnaryOp, []>;
43 def MSP430rrc : SDNode<"MSP430ISD::RRC", SDTIntUnaryOp, []>;
45 def MSP430call : SDNode<"MSP430ISD::CALL", SDT_MSP430Call,
46 [SDNPHasChain, SDNPOutFlag, SDNPOptInFlag]>;
47 def MSP430callseq_start :
48 SDNode<"ISD::CALLSEQ_START", SDT_MSP430CallSeqStart,
49 [SDNPHasChain, SDNPOutFlag]>;
50 def MSP430callseq_end :
51 SDNode<"ISD::CALLSEQ_END", SDT_MSP430CallSeqEnd,
52 [SDNPHasChain, SDNPOptInFlag, SDNPOutFlag]>;
53 def MSP430Wrapper : SDNode<"MSP430ISD::Wrapper", SDT_MSP430Wrapper>;
54 def MSP430cmp : SDNode<"MSP430ISD::CMP", SDT_MSP430Cmp, [SDNPOutFlag]>;
55 def MSP430brcc : SDNode<"MSP430ISD::BR_CC", SDT_MSP430BrCC, [SDNPHasChain, SDNPInFlag]>;
56 def MSP430selectcc: SDNode<"MSP430ISD::SELECT_CC", SDT_MSP430SelectCC, [SDNPInFlag]>;
58 //===----------------------------------------------------------------------===//
59 // MSP430 Operand Definitions.
60 //===----------------------------------------------------------------------===//
63 def memsrc : Operand<i16> {
64 let PrintMethod = "printSrcMemOperand";
65 let MIOperandInfo = (ops GR16, i16imm);
68 def memdst : Operand<i16> {
69 let PrintMethod = "printSrcMemOperand";
70 let MIOperandInfo = (ops GR16, i16imm);
73 // Branch targets have OtherVT type.
74 def brtarget : Operand<OtherVT>;
76 // Operand for printing out a condition code.
77 def cc : Operand<i8> {
78 let PrintMethod = "printCCOperand";
81 //===----------------------------------------------------------------------===//
82 // MSP430 Complex Pattern Definitions.
83 //===----------------------------------------------------------------------===//
85 def addr : ComplexPattern<iPTR, 2, "SelectAddr", [], []>;
87 //===----------------------------------------------------------------------===//
89 def zextloadi16i8 : PatFrag<(ops node:$ptr), (i16 (zextloadi8 node:$ptr))>;
90 def extloadi16i8 : PatFrag<(ops node:$ptr), (i16 ( extloadi8 node:$ptr))>;
92 //===----------------------------------------------------------------------===//
95 // ADJCALLSTACKDOWN/UP implicitly use/def SP because they may be expanded into
96 // a stack adjustment and the codegen must know that they may modify the stack
97 // pointer before prolog-epilog rewriting occurs.
98 // Pessimistically assume ADJCALLSTACKDOWN / ADJCALLSTACKUP will become
99 // sub / add which can clobber SRW.
100 let Defs = [SPW, SRW], Uses = [SPW] in {
101 def ADJCALLSTACKDOWN : Pseudo<(outs), (ins i16imm:$amt),
103 [(MSP430callseq_start timm:$amt)]>;
104 def ADJCALLSTACKUP : Pseudo<(outs), (ins i16imm:$amt1, i16imm:$amt2),
106 [(MSP430callseq_end timm:$amt1, timm:$amt2)]>;
109 let usesCustomDAGSchedInserter = 1 in {
110 def Select8 : Pseudo<(outs GR8:$dst), (ins GR8:$src1, GR8:$src2, i8imm:$cc),
113 (MSP430selectcc GR8:$src1, GR8:$src2, imm:$cc))]>;
114 def Select16 : Pseudo<(outs GR16:$dst), (ins GR16:$src1, GR16:$src2, i8imm:$cc),
117 (MSP430selectcc GR16:$src1, GR16:$src2, imm:$cc))]>;
120 let neverHasSideEffects = 1 in
121 def NOP : Pseudo<(outs), (ins), "nop", []>;
123 //===----------------------------------------------------------------------===//
124 // Control Flow Instructions...
127 // FIXME: Provide proper encoding!
128 let isReturn = 1, isTerminator = 1 in {
129 def RET : Pseudo<(outs), (ins), "ret", [(MSP430retflag)]>;
132 let isBranch = 1, isTerminator = 1 in {
136 def JMP : Pseudo<(outs), (ins brtarget:$dst),
140 // Conditional branches
142 def JCC : Pseudo<(outs), (ins brtarget:$dst, cc:$cc),
144 [(MSP430brcc bb:$dst, imm:$cc)]>;
145 } // isBranch, isTerminator
147 //===----------------------------------------------------------------------===//
148 // Call Instructions...
151 // All calls clobber the non-callee saved registers. SPW is marked as
152 // a use to prevent stack-pointer assignments that appear immediately
153 // before calls from potentially appearing dead. Uses for argument
154 // registers are added manually.
155 let Defs = [R12W, R13W, R14W, R15W, SRW],
157 def CALLi : Pseudo<(outs), (ins i16imm:$dst, variable_ops),
158 "call\t${dst:call}", [(MSP430call imm:$dst)]>;
159 def CALLr : Pseudo<(outs), (ins GR16:$dst, variable_ops),
160 "call\t$dst", [(MSP430call GR16:$dst)]>;
161 def CALLm : Pseudo<(outs), (ins memsrc:$dst, variable_ops),
162 "call\t${dst:mem}", [(MSP430call (load addr:$dst))]>;
166 //===----------------------------------------------------------------------===//
167 // Miscellaneous Instructions...
169 let Defs = [SPW], Uses = [SPW], neverHasSideEffects=1 in {
171 def POP16r : Pseudo<(outs GR16:$reg), (ins), "pop.w\t$reg", []>;
174 def PUSH16r : Pseudo<(outs), (ins GR16:$reg), "push.w\t$reg",[]>;
177 //===----------------------------------------------------------------------===//
180 // FIXME: Provide proper encoding!
181 let neverHasSideEffects = 1 in {
182 def MOV8rr : Pseudo<(outs GR8:$dst), (ins GR8:$src),
183 "mov.b\t{$src, $dst}",
185 def MOV16rr : Pseudo<(outs GR16:$dst), (ins GR16:$src),
186 "mov.w\t{$src, $dst}",
190 // FIXME: Provide proper encoding!
191 let isReMaterializable = 1, isAsCheapAsAMove = 1 in {
192 def MOV8ri : Pseudo<(outs GR8:$dst), (ins i8imm:$src),
193 "mov.b\t{$src, $dst}",
194 [(set GR8:$dst, imm:$src)]>;
195 def MOV16ri : Pseudo<(outs GR16:$dst), (ins i16imm:$src),
196 "mov.w\t{$src, $dst}",
197 [(set GR16:$dst, imm:$src)]>;
200 let canFoldAsLoad = 1, isReMaterializable = 1, mayHaveSideEffects = 1 in {
201 def MOV8rm : Pseudo<(outs GR8:$dst), (ins memsrc:$src),
202 "mov.b\t{$src, $dst}",
203 [(set GR8:$dst, (load addr:$src))]>;
204 def MOV16rm : Pseudo<(outs GR16:$dst), (ins memsrc:$src),
205 "mov.w\t{$src, $dst}",
206 [(set GR16:$dst, (load addr:$src))]>;
209 def MOVZX16rr8 : Pseudo<(outs GR16:$dst), (ins GR8:$src),
210 "mov.b\t{$src, $dst}",
211 [(set GR16:$dst, (zext GR8:$src))]>;
212 def MOVZX16rm8 : Pseudo<(outs GR16:$dst), (ins memsrc:$src),
213 "mov.b\t{$src, $dst}",
214 [(set GR16:$dst, (zextloadi16i8 addr:$src))]>;
216 // Any instruction that defines a 8-bit result leaves the high half of the
217 // register. Truncate can be lowered to EXTRACT_SUBREG, and CopyFromReg may
218 // be copying from a truncate, but any other 8-bit operation will zero-extend
220 def def8 : PatLeaf<(i8 GR8:$src), [{
221 return N->getOpcode() != ISD::TRUNCATE &&
222 N->getOpcode() != TargetInstrInfo::EXTRACT_SUBREG &&
223 N->getOpcode() != ISD::CopyFromReg;
226 // In the case of a 8-bit def that is known to implicitly zero-extend,
227 // we can use a SUBREG_TO_REG.
228 def : Pat<(i16 (zext def8:$src)),
229 (SUBREG_TO_REG (i16 0), GR8:$src, subreg_8bit)>;
232 def MOV8mi : Pseudo<(outs), (ins memdst:$dst, i8imm:$src),
233 "mov.b\t{$src, $dst}",
234 [(store (i8 imm:$src), addr:$dst)]>;
235 def MOV16mi : Pseudo<(outs), (ins memdst:$dst, i16imm:$src),
236 "mov.w\t{$src, $dst}",
237 [(store (i16 imm:$src), addr:$dst)]>;
239 def MOV8mr : Pseudo<(outs), (ins memdst:$dst, GR8:$src),
240 "mov.b\t{$src, $dst}",
241 [(store GR8:$src, addr:$dst)]>;
242 def MOV16mr : Pseudo<(outs), (ins memdst:$dst, GR16:$src),
243 "mov.w\t{$src, $dst}",
244 [(store GR16:$src, addr:$dst)]>;
246 //===----------------------------------------------------------------------===//
247 // Arithmetic Instructions
249 let isTwoAddress = 1 in {
251 let Defs = [SRW] in {
253 let isCommutable = 1 in { // X = ADD Y, Z == X = ADD Z, Y
254 // FIXME: Provide proper encoding!
255 def ADD8rr : Pseudo<(outs GR8:$dst), (ins GR8:$src1, GR8:$src2),
256 "add.b\t{$src2, $dst}",
257 [(set GR8:$dst, (add GR8:$src1, GR8:$src2)),
259 def ADD16rr : Pseudo<(outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
260 "add.w\t{$src2, $dst}",
261 [(set GR16:$dst, (add GR16:$src1, GR16:$src2)),
265 def ADD8rm : Pseudo<(outs GR8:$dst), (ins GR8:$src1, memsrc:$src2),
266 "add.b\t{$src2, $dst}",
267 [(set GR8:$dst, (add GR8:$src1, (load addr:$src2))),
269 def ADD16rm : Pseudo<(outs GR16:$dst), (ins GR16:$src1, memsrc:$src2),
270 "add.w\t{$src2, $dst}",
271 [(set GR16:$dst, (add GR16:$src1, (load addr:$src2))),
274 def ADD8ri : Pseudo<(outs GR8:$dst), (ins GR8:$src1, i8imm:$src2),
275 "add.b\t{$src2, $dst}",
276 [(set GR8:$dst, (add GR8:$src1, imm:$src2)),
278 def ADD16ri : Pseudo<(outs GR16:$dst), (ins GR16:$src1, i16imm:$src2),
279 "add.w\t{$src2, $dst}",
280 [(set GR16:$dst, (add GR16:$src1, imm:$src2)),
283 let isTwoAddress = 0 in {
284 def ADD8mr : Pseudo<(outs), (ins memdst:$dst, GR8:$src),
285 "add.b\t{$src, $dst}",
286 [(store (add (load addr:$dst), GR8:$src), addr:$dst),
288 def ADD16mr : Pseudo<(outs), (ins memdst:$dst, GR16:$src),
289 "add.w\t{$src, $dst}",
290 [(store (add (load addr:$dst), GR16:$src), addr:$dst),
293 def ADD8mi : Pseudo<(outs), (ins memdst:$dst, i8imm:$src),
294 "add.b\t{$src, $dst}",
295 [(store (add (load addr:$dst), (i8 imm:$src)), addr:$dst),
297 def ADD16mi : Pseudo<(outs), (ins memdst:$dst, i16imm:$src),
298 "add.w\t{$src, $dst}",
299 [(store (add (load addr:$dst), (i16 imm:$src)), addr:$dst),
302 def ADD8mm : Pseudo<(outs), (ins memdst:$dst, memsrc:$src),
303 "add.b\t{$src, $dst}",
304 [(store (add (load addr:$dst), (i8 (load addr:$src))), addr:$dst),
306 def ADD16mm : Pseudo<(outs), (ins memdst:$dst, memsrc:$src),
307 "add.w\t{$src, $dst}",
308 [(store (add (load addr:$dst), (i16 (load addr:$src))), addr:$dst),
312 let Uses = [SRW] in {
314 let isCommutable = 1 in { // X = ADDC Y, Z == X = ADDC Z, Y
315 def ADC8rr : Pseudo<(outs GR8:$dst), (ins GR8:$src1, GR8:$src2),
316 "addc.b\t{$src2, $dst}",
317 [(set GR8:$dst, (adde GR8:$src1, GR8:$src2)),
319 def ADC16rr : Pseudo<(outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
320 "addc.w\t{$src2, $dst}",
321 [(set GR16:$dst, (adde GR16:$src1, GR16:$src2)),
325 def ADC8ri : Pseudo<(outs GR8:$dst), (ins GR8:$src1, i8imm:$src2),
326 "addc.b\t{$src2, $dst}",
327 [(set GR8:$dst, (adde GR8:$src1, imm:$src2)),
329 def ADC16ri : Pseudo<(outs GR16:$dst), (ins GR16:$src1, i16imm:$src2),
330 "addc.w\t{$src2, $dst}",
331 [(set GR16:$dst, (adde GR16:$src1, imm:$src2)),
334 def ADC8rm : Pseudo<(outs GR8:$dst), (ins GR8:$src1, memsrc:$src2),
335 "addc.b\t{$src2, $dst}",
336 [(set GR8:$dst, (adde GR8:$src1, (load addr:$src2))),
338 def ADC16rm : Pseudo<(outs GR16:$dst), (ins GR16:$src1, memsrc:$src2),
339 "addc.w\t{$src2, $dst}",
340 [(set GR16:$dst, (adde GR16:$src1, (load addr:$src2))),
343 let isTwoAddress = 0 in {
344 def ADC8mr : Pseudo<(outs), (ins memdst:$dst, GR8:$src),
345 "addc.b\t{$src, $dst}",
346 [(store (adde (load addr:$dst), GR8:$src), addr:$dst),
348 def ADC16mr : Pseudo<(outs), (ins memdst:$dst, GR16:$src),
349 "addc.w\t{$src, $dst}",
350 [(store (adde (load addr:$dst), GR16:$src), addr:$dst),
353 def ADC8mi : Pseudo<(outs), (ins memdst:$dst, i8imm:$src),
354 "addc.b\t{$src, $dst}",
355 [(store (adde (load addr:$dst), (i8 imm:$src)), addr:$dst),
357 def ADC16mi : Pseudo<(outs), (ins memdst:$dst, i16imm:$src),
358 "addc.w\t{$src, $dst}",
359 [(store (adde (load addr:$dst), (i16 imm:$src)), addr:$dst),
362 def ADC8mm : Pseudo<(outs), (ins memdst:$dst, memsrc:$src),
363 "addc.b\t{$src, $dst}",
364 [(store (adde (load addr:$dst), (i8 (load addr:$src))), addr:$dst),
366 def ADC16mm : Pseudo<(outs), (ins memdst:$dst, memsrc:$src),
367 "addc.w\t{$src, $dst}",
368 [(store (adde (load addr:$dst), (i16 (load addr:$src))), addr:$dst),
374 let isCommutable = 1 in { // X = AND Y, Z == X = AND Z, Y
375 def AND8rr : Pseudo<(outs GR8:$dst), (ins GR8:$src1, GR8:$src2),
376 "and.b\t{$src2, $dst}",
377 [(set GR8:$dst, (and GR8:$src1, GR8:$src2)),
379 def AND16rr : Pseudo<(outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
380 "and.w\t{$src2, $dst}",
381 [(set GR16:$dst, (and GR16:$src1, GR16:$src2)),
385 def AND8ri : Pseudo<(outs GR8:$dst), (ins GR8:$src1, i8imm:$src2),
386 "and.b\t{$src2, $dst}",
387 [(set GR8:$dst, (and GR8:$src1, imm:$src2)),
389 def AND16ri : Pseudo<(outs GR16:$dst), (ins GR16:$src1, i16imm:$src2),
390 "and.w\t{$src2, $dst}",
391 [(set GR16:$dst, (and GR16:$src1, imm:$src2)),
394 def AND8rm : Pseudo<(outs GR8:$dst), (ins GR8:$src1, memsrc:$src2),
395 "and.b\t{$src2, $dst}",
396 [(set GR8:$dst, (and GR8:$src1, (load addr:$src2))),
398 def AND16rm : Pseudo<(outs GR16:$dst), (ins GR16:$src1, memsrc:$src2),
399 "and.w\t{$src2, $dst}",
400 [(set GR16:$dst, (and GR16:$src1, (load addr:$src2))),
403 let isTwoAddress = 0 in {
404 def AND8mr : Pseudo<(outs), (ins memdst:$dst, GR8:$src),
405 "and.b\t{$src, $dst}",
406 [(store (and (load addr:$dst), GR8:$src), addr:$dst),
408 def AND16mr : Pseudo<(outs), (ins memdst:$dst, GR16:$src),
409 "and.w\t{$src, $dst}",
410 [(store (and (load addr:$dst), GR16:$src), addr:$dst),
413 def AND8mi : Pseudo<(outs), (ins memdst:$dst, i8imm:$src),
414 "and.b\t{$src, $dst}",
415 [(store (and (load addr:$dst), (i8 imm:$src)), addr:$dst),
417 def AND16mi : Pseudo<(outs), (ins memdst:$dst, i16imm:$src),
418 "and.w\t{$src, $dst}",
419 [(store (and (load addr:$dst), (i16 imm:$src)), addr:$dst),
422 def AND8mm : Pseudo<(outs), (ins memdst:$dst, memsrc:$src),
423 "and.b\t{$src, $dst}",
424 [(store (and (load addr:$dst), (i8 (load addr:$src))), addr:$dst),
426 def AND16mm : Pseudo<(outs), (ins memdst:$dst, memsrc:$src),
427 "and.w\t{$src, $dst}",
428 [(store (and (load addr:$dst), (i16 (load addr:$src))), addr:$dst),
433 let isCommutable = 1 in { // X = XOR Y, Z == X = XOR Z, Y
434 def XOR8rr : Pseudo<(outs GR8:$dst), (ins GR8:$src1, GR8:$src2),
435 "xor.b\t{$src2, $dst}",
436 [(set GR8:$dst, (xor GR8:$src1, GR8:$src2)),
438 def XOR16rr : Pseudo<(outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
439 "xor.w\t{$src2, $dst}",
440 [(set GR16:$dst, (xor GR16:$src1, GR16:$src2)),
444 def XOR8ri : Pseudo<(outs GR8:$dst), (ins GR8:$src1, i8imm:$src2),
445 "xor.b\t{$src2, $dst}",
446 [(set GR8:$dst, (xor GR8:$src1, imm:$src2)),
448 def XOR16ri : Pseudo<(outs GR16:$dst), (ins GR16:$src1, i16imm:$src2),
449 "xor.w\t{$src2, $dst}",
450 [(set GR16:$dst, (xor GR16:$src1, imm:$src2)),
453 def XOR8rm : Pseudo<(outs GR8:$dst), (ins GR8:$src1, memsrc:$src2),
454 "xor.b\t{$src2, $dst}",
455 [(set GR8:$dst, (xor GR8:$src1, (load addr:$src2))),
457 def XOR16rm : Pseudo<(outs GR16:$dst), (ins GR16:$src1, memsrc:$src2),
458 "xor.w\t{$src2, $dst}",
459 [(set GR16:$dst, (xor GR16:$src1, (load addr:$src2))),
462 let isTwoAddress = 0 in {
463 def XOR8mr : Pseudo<(outs), (ins memdst:$dst, GR8:$src),
464 "xor.b\t{$src, $dst}",
465 [(store (xor (load addr:$dst), GR8:$src), addr:$dst),
467 def XOR16mr : Pseudo<(outs), (ins memdst:$dst, GR16:$src),
468 "xor.w\t{$src, $dst}",
469 [(store (xor (load addr:$dst), GR16:$src), addr:$dst),
472 def XOR8mi : Pseudo<(outs), (ins memdst:$dst, i8imm:$src),
473 "xor.b\t{$src, $dst}",
474 [(store (xor (load addr:$dst), (i8 imm:$src)), addr:$dst),
476 def XOR16mi : Pseudo<(outs), (ins memdst:$dst, i16imm:$src),
477 "xor.w\t{$src, $dst}",
478 [(store (xor (load addr:$dst), (i16 imm:$src)), addr:$dst),
481 def XOR8mm : Pseudo<(outs), (ins memdst:$dst, memsrc:$src),
482 "xor.b\t{$src, $dst}",
483 [(store (xor (load addr:$dst), (i8 (load addr:$src))), addr:$dst),
485 def XOR16mm : Pseudo<(outs), (ins memdst:$dst, memsrc:$src),
486 "xor.w\t{$src, $dst}",
487 [(store (xor (load addr:$dst), (i16 (load addr:$src))), addr:$dst),
492 def SUB8rr : Pseudo<(outs GR8:$dst), (ins GR8:$src1, GR8:$src2),
493 "sub.b\t{$src2, $dst}",
494 [(set GR8:$dst, (sub GR8:$src1, GR8:$src2)),
496 def SUB16rr : Pseudo<(outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
497 "sub.w\t{$src2, $dst}",
498 [(set GR16:$dst, (sub GR16:$src1, GR16:$src2)),
501 def SUB8ri : Pseudo<(outs GR8:$dst), (ins GR8:$src1, i8imm:$src2),
502 "sub.b\t{$src2, $dst}",
503 [(set GR8:$dst, (sub GR8:$src1, imm:$src2)),
505 def SUB16ri : Pseudo<(outs GR16:$dst), (ins GR16:$src1, i16imm:$src2),
506 "sub.w\t{$src2, $dst}",
507 [(set GR16:$dst, (sub GR16:$src1, imm:$src2)),
510 def SUB8rm : Pseudo<(outs GR8:$dst), (ins GR8:$src1, memsrc:$src2),
511 "sub.b\t{$src2, $dst}",
512 [(set GR8:$dst, (sub GR8:$src1, (load addr:$src2))),
514 def SUB16rm : Pseudo<(outs GR16:$dst), (ins GR16:$src1, memsrc:$src2),
515 "sub.w\t{$src2, $dst}",
516 [(set GR16:$dst, (sub GR16:$src1, (load addr:$src2))),
519 let isTwoAddress = 0 in {
520 def SUB8mr : Pseudo<(outs), (ins memdst:$dst, GR8:$src),
521 "sub.b\t{$src, $dst}",
522 [(store (sub (load addr:$dst), GR8:$src), addr:$dst),
524 def SUB16mr : Pseudo<(outs), (ins memdst:$dst, GR16:$src),
525 "sub.w\t{$src, $dst}",
526 [(store (sub (load addr:$dst), GR16:$src), addr:$dst),
529 def SUB8mi : Pseudo<(outs), (ins memdst:$dst, i8imm:$src),
530 "sub.b\t{$src, $dst}",
531 [(store (sub (load addr:$dst), (i8 imm:$src)), addr:$dst),
533 def SUB16mi : Pseudo<(outs), (ins memdst:$dst, i16imm:$src),
534 "sub.w\t{$src, $dst}",
535 [(store (sub (load addr:$dst), (i16 imm:$src)), addr:$dst),
538 def SUB8mm : Pseudo<(outs), (ins memdst:$dst, memsrc:$src),
539 "sub.b\t{$src, $dst}",
540 [(store (sub (load addr:$dst), (i8 (load addr:$src))), addr:$dst),
542 def SUB16mm : Pseudo<(outs), (ins memdst:$dst, memsrc:$src),
543 "sub.w\t{$src, $dst}",
544 [(store (sub (load addr:$dst), (i16 (load addr:$src))), addr:$dst),
548 let Uses = [SRW] in {
549 def SBC8rr : Pseudo<(outs GR8:$dst), (ins GR8:$src1, GR8:$src2),
550 "subc.b\t{$src2, $dst}",
551 [(set GR8:$dst, (sube GR8:$src1, GR8:$src2)),
553 def SBC16rr : Pseudo<(outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
554 "subc.w\t{$src2, $dst}",
555 [(set GR16:$dst, (sube GR16:$src1, GR16:$src2)),
558 def SBC8ri : Pseudo<(outs GR8:$dst), (ins GR8:$src1, i8imm:$src2),
559 "subc.b\t{$src2, $dst}",
560 [(set GR8:$dst, (sube GR8:$src1, imm:$src2)),
562 def SBC16ri : Pseudo<(outs GR16:$dst), (ins GR16:$src1, i16imm:$src2),
563 "subc.w\t{$src2, $dst}",
564 [(set GR16:$dst, (sube GR16:$src1, imm:$src2)),
567 def SBC8rm : Pseudo<(outs GR8:$dst), (ins GR8:$src1, memsrc:$src2),
568 "subc.b\t{$src2, $dst}",
569 [(set GR8:$dst, (sube GR8:$src1, (load addr:$src2))),
571 def SBC16rm : Pseudo<(outs GR16:$dst), (ins GR16:$src1, memsrc:$src2),
572 "subc.w\t{$src2, $dst}",
573 [(set GR16:$dst, (sube GR16:$src1, (load addr:$src2))),
576 let isTwoAddress = 0 in {
577 def SBC8mr : Pseudo<(outs), (ins memdst:$dst, GR8:$src),
578 "subc.b\t{$src, $dst}",
579 [(store (sube (load addr:$dst), GR8:$src), addr:$dst),
581 def SBC16mr : Pseudo<(outs), (ins memdst:$dst, GR16:$src),
582 "subc.w\t{$src, $dst}",
583 [(store (sube (load addr:$dst), GR16:$src), addr:$dst),
586 def SBC8mi : Pseudo<(outs), (ins memdst:$dst, i8imm:$src),
587 "subc.b\t{$src, $dst}",
588 [(store (sube (load addr:$dst), (i8 imm:$src)), addr:$dst),
590 def SBC16mi : Pseudo<(outs), (ins memdst:$dst, i16imm:$src),
591 "subc.w\t{$src, $dst}",
592 [(store (sube (load addr:$dst), (i16 imm:$src)), addr:$dst),
595 def SBC8mm : Pseudo<(outs), (ins memdst:$dst, memsrc:$src),
596 "subc.b\t{$src, $dst}",
597 [(store (sube (load addr:$dst), (i8 (load addr:$src))), addr:$dst),
599 def SBC16mm : Pseudo<(outs), (ins memdst:$dst, memsrc:$src),
600 "subc.w\t{$src, $dst}",
601 [(store (sube (load addr:$dst), (i16 (load addr:$src))), addr:$dst),
607 // FIXME: Provide proper encoding!
608 def SAR8r1 : Pseudo<(outs GR8:$dst), (ins GR8:$src),
610 [(set GR8:$dst, (MSP430rra GR8:$src)),
612 def SAR16r1 : Pseudo<(outs GR16:$dst), (ins GR16:$src),
614 [(set GR16:$dst, (MSP430rra GR16:$src)),
617 def SHL8r1 : Pseudo<(outs GR8:$dst), (ins GR8:$src),
619 [(set GR8:$dst, (MSP430rla GR8:$src)),
621 def SHL16r1 : Pseudo<(outs GR16:$dst), (ins GR16:$src),
623 [(set GR16:$dst, (MSP430rla GR16:$src)),
626 def SAR8r1c : Pseudo<(outs GR8:$dst), (ins GR8:$src),
629 [(set GR8:$dst, (MSP430rrc GR8:$src)),
631 def SAR16r1c : Pseudo<(outs GR16:$dst), (ins GR16:$src),
634 [(set GR16:$dst, (MSP430rrc GR16:$src)),
637 def SEXT16r : Pseudo<(outs GR16:$dst), (ins GR16:$src),
639 [(set GR16:$dst, (sext_inreg GR16:$src, i8)),
644 def SWPB16r : Pseudo<(outs GR16:$dst), (ins GR16:$src),
646 [(set GR16:$dst, (bswap GR16:$src))]>;
648 let isCommutable = 1 in { // X = OR Y, Z == X = OR Z, Y
649 def OR8rr : Pseudo<(outs GR8:$dst), (ins GR8:$src1, GR8:$src2),
650 "bis.b\t{$src2, $dst}",
651 [(set GR8:$dst, (or GR8:$src1, GR8:$src2))]>;
652 def OR16rr : Pseudo<(outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
653 "bis.w\t{$src2, $dst}",
654 [(set GR16:$dst, (or GR16:$src1, GR16:$src2))]>;
657 def OR8ri : Pseudo<(outs GR8:$dst), (ins GR8:$src1, i8imm:$src2),
658 "bis.b\t{$src2, $dst}",
659 [(set GR8:$dst, (or GR8:$src1, imm:$src2))]>;
660 def OR16ri : Pseudo<(outs GR16:$dst), (ins GR16:$src1, i16imm:$src2),
661 "bis.w\t{$src2, $dst}",
662 [(set GR16:$dst, (or GR16:$src1, imm:$src2))]>;
664 def OR8rm : Pseudo<(outs GR8:$dst), (ins GR8:$src1, memsrc:$src2),
665 "bis.b\t{$src2, $dst}",
666 [(set GR8:$dst, (or GR8:$src1, (load addr:$src2)))]>;
667 def OR16rm : Pseudo<(outs GR16:$dst), (ins GR16:$src1, memsrc:$src2),
668 "bis.w\t{$src2, $dst}",
669 [(set GR16:$dst, (or GR16:$src1, (load addr:$src2)))]>;
671 let isTwoAddress = 0 in {
672 def OR8mr : Pseudo<(outs), (ins memdst:$dst, GR8:$src),
673 "bis.b\t{$src, $dst}",
674 [(store (or (load addr:$dst), GR8:$src), addr:$dst),
676 def OR16mr : Pseudo<(outs), (ins memdst:$dst, GR16:$src),
677 "bis.w\t{$src, $dst}",
678 [(store (or (load addr:$dst), GR16:$src), addr:$dst),
681 def OR8mi : Pseudo<(outs), (ins memdst:$dst, i8imm:$src),
682 "bis.b\t{$src, $dst}",
683 [(store (or (load addr:$dst), (i8 imm:$src)), addr:$dst),
685 def OR16mi : Pseudo<(outs), (ins memdst:$dst, i16imm:$src),
686 "bis.w\t{$src, $dst}",
687 [(store (or (load addr:$dst), (i16 imm:$src)), addr:$dst),
690 def OR8mm : Pseudo<(outs), (ins memdst:$dst, memsrc:$src),
691 "bis.b\t{$src, $dst}",
692 [(store (or (load addr:$dst), (i8 (load addr:$src))), addr:$dst),
694 def OR16mm : Pseudo<(outs), (ins memdst:$dst, memsrc:$src),
695 "bis.w\t{$src, $dst}",
696 [(store (or (load addr:$dst), (i16 (load addr:$src))), addr:$dst),
700 } // isTwoAddress = 1
702 // Integer comparisons
703 let Defs = [SRW] in {
704 def CMP8rr : Pseudo<(outs), (ins GR8:$src1, GR8:$src2),
705 "cmp.b\t{$src1, $src2}",
706 [(MSP430cmp GR8:$src1, GR8:$src2), (implicit SRW)]>;
707 def CMP16rr : Pseudo<(outs), (ins GR16:$src1, GR16:$src2),
708 "cmp.w\t{$src1, $src2}",
709 [(MSP430cmp GR16:$src1, GR16:$src2), (implicit SRW)]>;
711 def CMP8ir : Pseudo<(outs), (ins i8imm:$src1, GR8:$src2),
712 "cmp.b\t{$src1, $src2}",
713 [(MSP430cmp imm:$src1, GR8:$src2), (implicit SRW)]>;
714 def CMP16ir : Pseudo<(outs), (ins i16imm:$src1, GR16:$src2),
715 "cmp.w\t{$src1, $src2}",
716 [(MSP430cmp imm:$src1, GR16:$src2), (implicit SRW)]>;
718 def CMP8im : Pseudo<(outs), (ins i8imm:$src1, memsrc:$src2),
719 "cmp.b\t{$src1, $src2}",
720 [(MSP430cmp (i8 imm:$src1), (load addr:$src2)), (implicit SRW)]>;
721 def CMP16im : Pseudo<(outs), (ins i16imm:$src1, memsrc:$src2),
722 "cmp.w\t{$src1, $src2}",
723 [(MSP430cmp (i16 imm:$src1), (load addr:$src2)), (implicit SRW)]>;
725 // FIXME: imm is allowed only on src operand, not on dst.
727 //def CMP8ri : Pseudo<(outs), (ins GR8:$src1, i8imm:$src2),
728 // "cmp.b\t{$src1, $src2}",
729 // [(MSP430cmp GR8:$src1, imm:$src2), (implicit SRW)]>;
730 //def CMP16ri : Pseudo<(outs), (ins GR16:$src1, i16imm:$src2),
731 // "cmp.w\t{$src1, $src2}",
732 // [(MSP430cmp GR16:$src1, imm:$src2), (implicit SRW)]>;
734 //def CMP8mi : Pseudo<(outs), (ins memsrc:$src1, i8imm:$src2),
735 // "cmp.b\t{$src1, $src2}",
736 // [(MSP430cmp (load addr:$src1), (i8 imm:$src2)), (implicit SRW)]>;
737 //def CMP16mi : Pseudo<(outs), (ins memsrc:$src1, i16imm:$src2),
738 // "cmp.w\t{$src1, $src2}",
739 // [(MSP430cmp (load addr:$src1), (i16 imm:$src2)), (implicit SRW)]>;
742 // Imm 0, +1, +2, +4, +8 are encoded via constant generator registers.
743 // That's why we can use them as dest operands.
744 // We don't define new class for them, since they would need special encoding
747 def CMP8ri0 : Pseudo<(outs), (ins GR8:$src1),
748 "cmp.b\t{$src1, #0}",
749 [(MSP430cmp GR8:$src1, 0), (implicit SRW)]>;
750 def CMP16ri0: Pseudo<(outs), (ins GR16:$src1),
751 "cmp.w\t{$src1, #0}",
752 [(MSP430cmp GR16:$src1, 0), (implicit SRW)]>;
753 def CMP8ri1 : Pseudo<(outs), (ins GR8:$src1),
754 "cmp.b\t{$src1, #1}",
755 [(MSP430cmp GR8:$src1, 1), (implicit SRW)]>;
756 def CMP16ri1: Pseudo<(outs), (ins GR16:$src1),
757 "cmp.w\t{$src1, #1}",
758 [(MSP430cmp GR16:$src1, 1), (implicit SRW)]>;
759 def CMP8ri2 : Pseudo<(outs), (ins GR8:$src1),
760 "cmp.b\t{$src1, #2}",
761 [(MSP430cmp GR8:$src1, 2), (implicit SRW)]>;
762 def CMP16ri2: Pseudo<(outs), (ins GR16:$src1),
763 "cmp.w\t{$src1, #2}",
764 [(MSP430cmp GR16:$src1, 2), (implicit SRW)]>;
765 def CMP8ri4 : Pseudo<(outs), (ins GR8:$src1),
766 "cmp.b\t{$src1, #4}",
767 [(MSP430cmp GR8:$src1, 4), (implicit SRW)]>;
768 def CMP16ri4: Pseudo<(outs), (ins GR16:$src1),
769 "cmp.w\t{$src1, #4}",
770 [(MSP430cmp GR16:$src1, 4), (implicit SRW)]>;
771 def CMP8ri8 : Pseudo<(outs), (ins GR8:$src1),
772 "cmp.b\t{$src1, #8}",
773 [(MSP430cmp GR8:$src1, 8), (implicit SRW)]>;
774 def CMP16ri8: Pseudo<(outs), (ins GR16:$src1),
775 "cmp.w\t{$src1, #8}",
776 [(MSP430cmp GR16:$src1, 8), (implicit SRW)]>;
778 def CMP8rm : Pseudo<(outs), (ins GR8:$src1, memsrc:$src2),
779 "cmp.b\t{$src1, $src2}",
780 [(MSP430cmp GR8:$src1, (load addr:$src2)), (implicit SRW)]>;
781 def CMP16rm : Pseudo<(outs), (ins GR16:$src1, memsrc:$src2),
782 "cmp.w\t{$src1, $src2}",
783 [(MSP430cmp GR16:$src1, (load addr:$src2)), (implicit SRW)]>;
785 def CMP8mr : Pseudo<(outs), (ins memsrc:$src1, GR8:$src2),
786 "cmp.b\t{$src1, $src2}",
787 [(MSP430cmp (load addr:$src1), GR8:$src2), (implicit SRW)]>;
788 def CMP16mr : Pseudo<(outs), (ins memsrc:$src1, GR16:$src2),
789 "cmp.w\t{$src1, $src2}",
790 [(MSP430cmp (load addr:$src1), GR16:$src2), (implicit SRW)]>;
792 def CMP8mi0 : Pseudo<(outs), (ins memsrc:$src1),
793 "cmp.b\t{$src1, #0}",
794 [(MSP430cmp (load addr:$src1), (i8 0)), (implicit SRW)]>;
795 def CMP16mi0: Pseudo<(outs), (ins memsrc:$src1),
796 "cmp.w\t{$src1, #0}",
797 [(MSP430cmp (load addr:$src1), (i16 0)), (implicit SRW)]>;
798 def CMP8mi1 : Pseudo<(outs), (ins memsrc:$src1),
799 "cmp.b\t{$src1, #1}",
800 [(MSP430cmp (load addr:$src1), (i8 1)), (implicit SRW)]>;
801 def CMP16mi1: Pseudo<(outs), (ins memsrc:$src1),
802 "cmp.w\t{$src1, #1}",
803 [(MSP430cmp (load addr:$src1), (i16 1)), (implicit SRW)]>;
804 def CMP8mi2 : Pseudo<(outs), (ins memsrc:$src1),
805 "cmp.b\t{$src1, #2}",
806 [(MSP430cmp (load addr:$src1), (i8 2)), (implicit SRW)]>;
807 def CMP16mi2: Pseudo<(outs), (ins memsrc:$src1),
808 "cmp.w\t{$src1, #2}",
809 [(MSP430cmp (load addr:$src1), (i16 2)), (implicit SRW)]>;
810 def CMP8mi4 : Pseudo<(outs), (ins memsrc:$src1),
811 "cmp.b\t{$src1, #4}",
812 [(MSP430cmp (load addr:$src1), (i8 4)), (implicit SRW)]>;
813 def CMP16mi4: Pseudo<(outs), (ins memsrc:$src1),
814 "cmp.w\t{$src1, #4}",
815 [(MSP430cmp (load addr:$src1), (i16 4)), (implicit SRW)]>;
816 def CMP8mi8 : Pseudo<(outs), (ins memsrc:$src1),
817 "cmp.b\t{$src1, #8}",
818 [(MSP430cmp (load addr:$src1), (i8 8)), (implicit SRW)]>;
819 def CMP16mi8: Pseudo<(outs), (ins memsrc:$src1),
820 "cmp.w\t{$src1, #8}",
821 [(MSP430cmp (load addr:$src1), (i16 8)), (implicit SRW)]>;
825 //===----------------------------------------------------------------------===//
826 // Non-Instruction Patterns
829 def : Pat<(extloadi16i8 addr:$src), (MOVZX16rm8 addr:$src)>;
832 def : Pat<(anyext addr:$src), (MOVZX16rr8 GR8:$src)>;
835 def : Pat<(i8 (trunc GR16:$src)),
836 (EXTRACT_SUBREG GR16:$src, subreg_8bit)>;
838 // GlobalAddress, ExternalSymbol
839 def : Pat<(i16 (MSP430Wrapper tglobaladdr:$dst)), (MOV16ri tglobaladdr:$dst)>;
840 def : Pat<(i16 (MSP430Wrapper texternalsym:$dst)), (MOV16ri texternalsym:$dst)>;
842 def : Pat<(add GR16:$src1, (MSP430Wrapper tglobaladdr :$src2)),
843 (ADD16ri GR16:$src1, tglobaladdr:$src2)>;
844 def : Pat<(add GR16:$src1, (MSP430Wrapper texternalsym:$src2)),
845 (ADD16ri GR16:$src1, texternalsym:$src2)>;
847 def : Pat<(store (i16 (MSP430Wrapper tglobaladdr:$src)), addr:$dst),
848 (MOV16mi addr:$dst, tglobaladdr:$src)>;
849 def : Pat<(store (i16 (MSP430Wrapper texternalsym:$src)), addr:$dst),
850 (MOV16mi addr:$dst, texternalsym:$src)>;
853 def : Pat<(MSP430call (i16 tglobaladdr:$dst)),
854 (CALLi tglobaladdr:$dst)>;
855 def : Pat<(MSP430call (i16 texternalsym:$dst)),
856 (CALLi texternalsym:$dst)>;
858 // add and sub always produce carry
859 def : Pat<(addc GR16:$src1, GR16:$src2),
860 (ADD16rr GR16:$src1, GR16:$src2)>;
861 def : Pat<(addc GR16:$src1, (load addr:$src2)),
862 (ADD16rm GR16:$src1, addr:$src2)>;
863 def : Pat<(addc GR16:$src1, imm:$src2),
864 (ADD16ri GR16:$src1, imm:$src2)>;
865 def : Pat<(store (addc (load addr:$dst), GR16:$src), addr:$dst),
866 (ADD16mr addr:$dst, GR16:$src)>;
867 def : Pat<(store (addc (load addr:$dst), (i16 (load addr:$src))), addr:$dst),
868 (ADD16mm addr:$dst, addr:$src)>;
870 def : Pat<(addc GR8:$src1, GR8:$src2),
871 (ADD8rr GR8:$src1, GR8:$src2)>;
872 def : Pat<(addc GR8:$src1, (load addr:$src2)),
873 (ADD8rm GR8:$src1, addr:$src2)>;
874 def : Pat<(addc GR8:$src1, imm:$src2),
875 (ADD8ri GR8:$src1, imm:$src2)>;
876 def : Pat<(store (addc (load addr:$dst), GR8:$src), addr:$dst),
877 (ADD8mr addr:$dst, GR8:$src)>;
878 def : Pat<(store (addc (load addr:$dst), (i8 (load addr:$src))), addr:$dst),
879 (ADD8mm addr:$dst, addr:$src)>;
881 def : Pat<(subc GR16:$src1, GR16:$src2),
882 (SUB16rr GR16:$src1, GR16:$src2)>;
883 def : Pat<(subc GR16:$src1, (load addr:$src2)),
884 (SUB16rm GR16:$src1, addr:$src2)>;
885 def : Pat<(subc GR16:$src1, imm:$src2),
886 (SUB16ri GR16:$src1, imm:$src2)>;
887 def : Pat<(store (subc (load addr:$dst), GR16:$src), addr:$dst),
888 (SUB16mr addr:$dst, GR16:$src)>;
889 def : Pat<(store (subc (load addr:$dst), (i16 (load addr:$src))), addr:$dst),
890 (SUB16mm addr:$dst, addr:$src)>;
892 def : Pat<(subc GR8:$src1, GR8:$src2),
893 (SUB8rr GR8:$src1, GR8:$src2)>;
894 def : Pat<(subc GR8:$src1, (load addr:$src2)),
895 (SUB8rm GR8:$src1, addr:$src2)>;
896 def : Pat<(subc GR8:$src1, imm:$src2),
897 (SUB8ri GR8:$src1, imm:$src2)>;
898 def : Pat<(store (subc (load addr:$dst), GR8:$src), addr:$dst),
899 (SUB8mr addr:$dst, GR8:$src)>;
900 def : Pat<(store (subc (load addr:$dst), (i8 (load addr:$src))), addr:$dst),
901 (SUB8mm addr:$dst, addr:$src)>;